— heterodon, i, 261.
— punctatus, i, 261.
— trivittatus, i, 260.
Crocodile, habits of, xxi, 163.
*—, remains of, in New Jersey and Delaware, xvii, 289; xxvii, 353.
*Crocodilus clavirostris, in New Jersey, S. G. Morton, xlviii, 265.f
Crotalus durissus, or diamond rattlesnake, notice of, J. Peck, xxiv, 176.
— adamanteus, i, 263.
— miliareus, i, 263.
Emys origonensis, R. Harlan, xxxi, 382.f